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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,87 @@ | ||
| using System; | ||
| using System.Collections.Generic; | ||
| using System.Security.Cryptography; | ||
| using System.IO; | ||
| using System.IO.Compression; | ||
| using Qiniu.IO.Resumable; | ||
| namespace Qiniu | ||
| { | ||
| public static class ResumbalePutHelper | ||
| { | ||
| public static Dictionary<int,BlkputRet> GetHistory(string filename) | ||
| { | ||
| return ParseHistory(filename); | ||
| } | ||
|
|
||
| /// <summary> | ||
| /// File Format: | ||
| /// i,offset,ctx/n | ||
| /// i,offset,ctx/n | ||
| /// </summary> | ||
| /// <param name="tempFile"></param> | ||
| public static Dictionary<int,BlkputRet> ParseHistory(string tempFile) | ||
| { | ||
| if (!File.Exists(tempFile)) | ||
| { | ||
| return null; | ||
| } | ||
| string[] lines = File.ReadAllLines(tempFile); | ||
| Dictionary<int, BlkputRet> result = new Dictionary<int, BlkputRet>(); | ||
| foreach (string line in lines) | ||
| { | ||
| string[] fields = line.Split(','); | ||
| BlkputRet ret = new BlkputRet(); | ||
| ret.offset = ulong.Parse(fields[1]); | ||
| ret.ctx = fields[2]; | ||
| int idx = int.Parse(fields[0]); | ||
| result.Add(idx, ret); | ||
| } | ||
| return result; | ||
| } | ||
|
|
||
| /// <summary> | ||
| /// | ||
| /// </summary> | ||
| /// <param name="tempFileName"></param> | ||
| /// <param name="idx"></param> | ||
| /// <param name="ret"></param> | ||
| public static void Append(string tempFileName, int idx, BlkputRet ret) | ||
| { | ||
| string content = idx + "," + ret.offset + "," + ret.ctx + "\n"; | ||
| File.AppendAllText(tempFileName, content); | ||
| } | ||
|
|
||
| /// <summary> | ||
| /// ��ȡ�ļ���SHA1ֵ | ||
| /// </summary> | ||
| /// <param name="filename"></param> | ||
| /// <returns>base64�����sha1ֵ</returns> | ||
| public static string GetFileBase64Sha1(string filename) | ||
| { | ||
| SHA1 sha1 = new SHA1CryptoServiceProvider(); | ||
| using (Stream reader = System.IO.File.OpenRead(filename)) | ||
| { | ||
| byte[] result = sha1.ComputeHash(reader); | ||
| return BitConverter.ToString(result); | ||
| } | ||
| } | ||
|
|
||
| /// <summary> | ||
| /// ��ȡ��ʱ�ļ��� | ||
| /// </summary> | ||
| /// <param name="filename"></param> | ||
| /// <returns></returns> | ||
| public static string GetTempleFile(string filename) | ||
| { | ||
| string tempPath = Path.GetTempPath(); | ||
| return tempPath + filename; | ||
| } | ||
|
|
||
| public static string GetPutHistroryFile(string filename) { | ||
|
|
||
| string f = GetFileBase64Sha1(filename); | ||
| return GetTempleFile(f); | ||
| } | ||
| } | ||
| } | ||
|
|
||
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服务端sdk的断点续传不建议做持久化。